91 lines
2.8 KiB
Python
91 lines
2.8 KiB
Python
# Copyright 2017 FUJITSU LIMITED
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_config import cfg
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from oslo_log import log
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import sys
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import yaml
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from monasca_notification import conf
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from monasca_notification import version
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LOG = log.getLogger(__name__)
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CONF = conf.CONF
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_CONF_LOADED = False
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def parse_args(argv, no_yaml=False):
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"""Sets up configuration of monasca-notification."""
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global _CONF_LOADED
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if _CONF_LOADED:
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LOG.debug('Configuration has been already loaded')
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return
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conf.register_opts(CONF)
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log.register_options(CONF)
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default_log_levels = (log.get_default_log_levels())
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log.set_defaults(default_log_levels=default_log_levels)
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CONF(args=argv,
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project='monasca',
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prog=sys.argv[1:],
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version=version.version_string,
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default_config_files=_get_config_files(),
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description='''
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monasca-notification is an engine responsible for
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transforming alarm transitions into proper notifications
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''')
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conf.register_enabled_plugin_opts(CONF)
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log.setup(CONF,
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product_name='monasca-notification',
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version=version.version_string)
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if not no_yaml:
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# note(trebskit) used only in test cases as the notification.yml
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# will be dropped eventually
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set_from_yaml()
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_CONF_LOADED = True
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def _get_config_files():
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"""Get the possible configuration files accepted by oslo.config
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This also includes the deprecated ones
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"""
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# default files
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conf_files = cfg.find_config_files(project='monasca',
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prog='monasca-notification')
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# deprecated config files (only used if standard config files are not there)
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if len(conf_files) == 0:
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old_conf_files = cfg.find_config_files(project='monasca',
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prog='notification')
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if len(old_conf_files) > 0:
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LOG.warning('Found deprecated old location "{}" '
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'of main configuration file'.format(old_conf_files))
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conf_files += old_conf_files
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return conf_files
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def set_from_yaml():
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if CONF.yaml_config:
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LOG.info('Detected usage of deprecated YAML configuration')
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with open(CONF.yaml_config, 'rb') as ycf:
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yaml_cfg = yaml.safe_load(ycf.read())
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conf.load_from_yaml(yaml_cfg)
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